139483091791 has 2 divisors, whose sum is σ = 139483091792. Its totient is φ = 139483091790.

The previous prime is 139483091731. The next prime is 139483091827. The reversal of 139483091791 is 197190384931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 139483091791 - 2¹¹ = 139483089743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139483091731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69741545895 + 69741545896.

It is an arithmetic number, because the mean of its divisors is an integer number (69741545896).

Almost surely, 2^139483091791 is an apocalyptic number.

139483091791 is a deficient number, since it is larger than the sum of its proper divisors (1).

139483091791 is an equidigital number, since it uses as much as digits as its factorization.

139483091791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1469664, while the sum is 55.

The spelling of 139483091791 in words is "one hundred thirty-nine billion, four hundred eighty-three million, ninety-one thousand, seven hundred ninety-one".